Question

${13}^{16} \times {13}^{7} / {13}^{21}$
Ребят помогите пж даю 10 баллов ​

Answer 1

$\frac{ {13}^{16} \times {13}^{7} }{ {13}^{21} } = \frac{ {13}^{16 + 7} }{ {13}^{21} } = \frac{ {13}^{23} }{ {13}^{21} } = {13}^{23 - 21} = {13}^{2} = 169$